{"entity":{"id":63666141,"state":"CO","state_id":"20121542478","entity_name":"Grand Mesa Back Country Horsemen","entity_type":"DNC","entity_type_normalized":"dnc","status":"active","filing_date":"2012-09-28T00:00:00.000","filing_year":2012,"business_age_years":14,"principal_address1":"2850 Dottie Ln Apt A","principal_address2":"","principal_city":"Grand Junction","principal_state":"CO","principal_zip":"81506","principal_country":"US","mail_address1":"PO Box 4872","mail_address2":"","mail_city":"Grand Junction","mail_state":"CO","mail_zip":"81502","mail_country":"US","location_name":null,"location_address1":null,"location_address2":null,"location_city":null,"location_state":null,"location_zip":null,"fei_ein":null,"jurisdiction":"CO","county":null,"last_transaction_date":null,"report_year_1":null,"report_date_1":null,"report_year_2":null,"report_date_2":null,"report_year_3":null,"report_date_3":null,"agent_name":"Van Baak Arlene","agent_type":"P","agent_address":"2850 Dottie Ln, Apt A","agent_city":"Grand Junction","agent_state":"CO","agent_zip":"81506","process_name":null,"process_address1":null,"process_address2":null,"process_city":null,"process_state":null,"process_zip":null,"source_file":"data.colorado.gov/4ykn-tg5h","fetched_at":"2026-08-09 01:26:24","updated_at":"2026-10-04 01:10:03","last_accessed":null,"status_reason":null,"agent_name_raw":"ARLENE VAN BAAK"},"officers":[],"filing_history":[],"status_history":[],"unknown":["status_history: we do not collect status-change histories from the source feeds, so this empty list means we hold none — NOT that this company's status has never changed. Observed changes we DID see are under `history`."],"verified_domains":[],"history":{"observation":{"state":"CO","state_id":"20121542478","first_seen":"2026-08-09 11:07:13","last_seen":"2026-10-04 01:10:03","times_seen":10,"absent_since":null},"changes":[{"id":6259131,"field":"agent_name","old_value":"JAN POTTERVELD","new_value":"ARLENE VAN BAAK","observed_at":"2026-08-30 01:15:50","effective_at":null,"source_file":"data.colorado.gov/4ykn-tg5h","proof":{"day":"2026-08-30","chunk":0,"chunk_sha256":"c30216e7d140e912ac923834649ad40c28d168719b2b6c3fbf02d0f10abae5ff","rows_in_chunk":26497,"day_manifest_signature":"F1XuY+nwqaImg0QA/oSlg6rDJNBhcHGks8pz21eDoSqVTbPpFmQVk3mxePQWpYEE11vchbG5NstDLbhkHDb4DA==","signs":"day manifest content_hash","signed_value":"503d243cd396c29841aefc3cc57f05c9f1ea45fc82d93253461d1785a7928a42","chain":"row id -> chunk_sha256 -> manifest.digests[] -> manifest content_hash -> day_manifest_signature (Ed25519, key below)","key_id":"fleet-16ab31fe","first_sealed_at":"2026-08-31 07:18:38","anchor":{"anchored_at":"2026-09-01 06:30:14","merkle_root":"96e39d9658aeb4ca720b27e57b67202cf268aa4f28249720a6381d3b482650a8","leaf_count":127981,"external":"opentimestamps+rfc3161","status":"stamped (btc pending)"},"bytes_url":"https://private.rootz.global/api/changes/chunk/c30216e7d140e912ac923834649ad40c28d168719b2b6c3fbf02d0f10abae5ff","manifest_url":"https://private.rootz.global/api/changes/proof/2026-08-30","manifest_bytes_url":"https://private.rootz.global/api/changes/chunk/503d243cd396c29841aefc3cc57f05c9f1ea45fc82d93253461d1785a7928a42","public_key_url":"https://private.rootz.global/api/changes/pubkey"}}],"suppressed":{"count":2,"by_kind":{"name_normalisation":1,"representation":1},"reasons":["Name rows where our parser dropped a middle name or initial (for example \"HOWARD J. ALPERN\" to \"HOWARD ALPERN\"), or truncated a name. Same person, different formatting — not a change of registered agent.","Status rows whose old and new values mean the same thing (for example \"A\" and \"active\"). Produced by our move from raw registry codes to canonical values while loaders migrated — nothing happened to the business on those dates."],"note":"These rows remain stored — they are evidence of our own processing bugs, not something to delete quietly. They are excluded from this view because showing them would report our pipeline changing as though the business had. The write path no longer creates them."},"_basis":"observed_at is when WE saw the change. effective_at is when the source says it happened, and is usually null because registries rarely state it. We do not infer it."},"web_contact":null,"provenance_url":"https://private.rootz.global/api/provenance/CO/20121542478"}